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Roman
  • Member for 11 years, 9 months
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15 votes
1 answer
1k views

Integer valued polynomials and polynomials with integer coefficients

10 votes
1 answer
925 views

cohomology of the loop space of a Lie group: divided power structure

8 votes
1 answer
1k views

blow-ups of secant varieties

7 votes
1 answer
272 views

boundary of semihyperbolic groups

7 votes
2 answers
514 views

varieties with no new cohomology in hyperplane sections

6 votes
0 answers
313 views

is constant sheaf perverse on a Cohen-Macaulay variety?

5 votes
1 answer
279 views

faithful modules over a finite dimensional commutative algebra

5 votes
0 answers
246 views

divided power structure on Hocschild cohomology?

5 votes
0 answers
300 views

real analogue of Weil conjectures?

5 votes
0 answers
153 views

differential normal cone

4 votes
0 answers
194 views

divided powers of a deformation class

4 votes
0 answers
379 views

vector bundles on an algebraic torus

3 votes
0 answers
74 views

conditions for algebra cohomology finiteness

3 votes
0 answers
89 views

pointwise purity for character sheaves on a wonderful compactification

3 votes
0 answers
232 views

Higher Artin-Schreier homomorphism?

3 votes
0 answers
160 views

Kac-Weisfeiler conjecture for Cartan type Lie algebras

3 votes
1 answer
531 views

are quiver varieties local complete intersections?

3 votes
1 answer
219 views

(non)reduced stabilizer scheme

2 votes
0 answers
114 views

$\theta$-characteristics and Heisenberg action

2 votes
0 answers
133 views

to what extent is a reductive group hyperbolic?